2.4 A mall investment is being considered by a real estate developer. Three land areas are being assessed. The income of households in the area surrounding the proposed mall is very important. 4 families are randomly picked as a sample near each mall. The sample results are shown here. Southwyck Area ($000) 64 68 70 60 Franklin Park ($000) Your answer 7189 74 69 Old Orchard ($000) 75 80 76 78 70 State the null and the alternate hypotheses whether there is a difference in the mean income or not from 2.4 At the .05 significance level, can the developer conclude there is a difference in the mean income? How do you know that?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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2.4 A mall investment is being considered by a real estate developer. Three land
areas are being assessed. The income of households in the area surrounding the
proposed mall is very important. 4 families are randomly picked as a sample near
each mall. The sample results are shown here.
Southwyck Area
($000)
64
68
70
60
Your answer
Your answer
Franklin Park
($000)
25 Niccon's
69
70
Old Orchard
($000)
75
State the null and the alternate hypotheses whether there is a difference in
the mean income or not
4
.
80
76
78
from 2.4 At the .05 significance level, can the developer conclude there is a
difference in the mean income? How do you know that?
អកក
Transcribed Image Text:2.4 A mall investment is being considered by a real estate developer. Three land areas are being assessed. The income of households in the area surrounding the proposed mall is very important. 4 families are randomly picked as a sample near each mall. The sample results are shown here. Southwyck Area ($000) 64 68 70 60 Your answer Your answer Franklin Park ($000) 25 Niccon's 69 70 Old Orchard ($000) 75 State the null and the alternate hypotheses whether there is a difference in the mean income or not 4 . 80 76 78 from 2.4 At the .05 significance level, can the developer conclude there is a difference in the mean income? How do you know that? អកក
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